Supplemental material: 40Ar/39Ar Age of the Manson Impact Structure, Iowa, and Correlative Impact Ejecta in the Crow Creek Member of the Pierre Shale (Upper Cretaceous), South Dakota and Nebraska
journal contributionposted on 1998-01-01, 00:00 authored by Glenn A. Izett
GSA Data Repository Item 9813, GSA Bulletin, Vol. 110, p. 361. File size: 7 p., about 362 K bytes.